19. My grandpa has many hobbies which _________ from collecting stamps to planting flowers.

.My uncle stopped __________ to talk to me when he saw me.

She lay lazily in the armchair under the tree, the sun _____down through the broad leaves.

Why did John asked me about the problem? —______, he tried to find a better way to settle it.

I saw Susan in the library just now.—No, it _______ be her. She went to Shanghai this morning.